================
@@ -401,9 +403,25 @@ phases::ID Driver::getFinalPhase(const DerivedArgList &DAL,
} else if ((PhaseArg = DAL.getLastArg(options::OPT_emit_interface_stubs))) {
FinalPhase = phases::IfsMerge;
- // Otherwise do everything.
- } else
- FinalPhase = phases::Link;
+ // Otherwise, autodetect from last phase triggered by input file
+ } else {
+ llvm::BitVector UsedPhases(phases::MaxNumberOfPhases);
+ for (auto &I : Inputs) {
+ types::ID InputType = I.first;
+ const Arg *InputArg = I.second;
+
+ // Linker options should not trigger more phases
+ if (InputArg->getOption().hasFlag(options::LinkerInput))
+ continue;
+
+ auto PL = types::getCompilationPhases(InputType);
+ for (phases::ID P : PL)
+ UsedPhases.set(P);
+ }
+ FinalPhase = UsedPhases.any()
----------------
Meinersbur wrote:
I don't understand this comment. It *is* a function of the compiler flags and
input types. Did you read the PR summary?
https://github.com/llvm/llvm-project/pull/218802
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